"The company has provided an opportunity to all employees ... to transfer to any other McDonald's restaurants in Ukraine preserving their positions, salaries and fees and paying to relocate employees and their families," the Reuters translation of the Ukrainian-language statement said.

Deutsche Post, the world's largest courier company and owner of DHL, announced on Thursday that it would no longer accept letters destined for Crimea after its counterpart there, Universal Postal Union (UPU), said delivery to the region could not be guaranteed.